Finding the Third Proportional to 1,142 and 1,650
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Solution
The third proportional to 1,142 and 1,650 is: 2,383.98
Step by Step Solution
- Step 1: Write the proportion equation
1,142 : 1,650 = 1,650 : x - Step 2: Convert to fraction form
1,142/1,650 = 1,650/x - Step 3: Cross multiply
1,142x = 1,650 × 1,650 - Step 4: Simplify right side
1,142x = 2,722,500 - Step 5: Solve for x
x = 2,722,500/1,142 - Step 6: Final answer
x = 2,383.98
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.